Welcome to YAML101

Your single source for all things YAML!

What is YAML?

YAML Ain’t Markup Language (YAML) is a serialization language used as a format for configuration files. YAML101 contains feature information, examples, troubleshooting tips, frequently asked questions about the YAML usage, and common applications such as OpenAPI specs.

Resources

Language Features

Common Applications and Examples

Troubleshooting Tips

FAQs